[INFO] fetching crate reverse 0.2.2...
[INFO] testing reverse-0.2.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate reverse 0.2.2 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate reverse 0.2.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reverse 0.2.2
[INFO] finished tweaking crates.io crate reverse 0.2.2
[INFO] tweaked toml for crates.io crate reverse 0.2.2 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate crates.io crate reverse 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx_eq v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 242bb42cc61bb443131402f4330a1a78a138eba7e56fc1733292701f1bd2847e
[INFO] running `Command { std: "docker" "start" "-a" "242bb42cc61bb443131402f4330a1a78a138eba7e56fc1733292701f1bd2847e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "242bb42cc61bb443131402f4330a1a78a138eba7e56fc1733292701f1bd2847e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242bb42cc61bb443131402f4330a1a78a138eba7e56fc1733292701f1bd2847e", kill_on_drop: false }`
[INFO] [stdout] 242bb42cc61bb443131402f4330a1a78a138eba7e56fc1733292701f1bd2847e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbc84fc4bbfdf08aece75dc2bc0dde0123863cd45469629948cbec406138bf6f
[INFO] running `Command { std: "docker" "start" "-a" "bbc84fc4bbfdf08aece75dc2bc0dde0123863cd45469629948cbec406138bf6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling reverse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "bbc84fc4bbfdf08aece75dc2bc0dde0123863cd45469629948cbec406138bf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc84fc4bbfdf08aece75dc2bc0dde0123863cd45469629948cbec406138bf6f", kill_on_drop: false }`
[INFO] [stdout] bbc84fc4bbfdf08aece75dc2bc0dde0123863cd45469629948cbec406138bf6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8347057ec51b6da2ac31fe94fce416d9982aabbd91fb0959dc17d9a20882e02d
[INFO] running `Command { std: "docker" "start" "-a" "8347057ec51b6da2ac31fe94fce416d9982aabbd91fb0959dc17d9a20882e02d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling approx_eq v0.1.8
[INFO] [stderr]    Compiling reverse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "8347057ec51b6da2ac31fe94fce416d9982aabbd91fb0959dc17d9a20882e02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8347057ec51b6da2ac31fe94fce416d9982aabbd91fb0959dc17d9a20882e02d", kill_on_drop: false }`
[INFO] [stdout] 8347057ec51b6da2ac31fe94fce416d9982aabbd91fb0959dc17d9a20882e02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6d2b5a120494840a529c6ba837fa6f76296c8582f381de5ac7c8be87bf8745a
[INFO] running `Command { std: "docker" "start" "-a" "b6d2b5a120494840a529c6ba837fa6f76296c8582f381de5ac7c8be87bf8745a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reverse-5c2ce3d5acef041f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_ad0 ... ok
[INFO] [stdout] test test::test_ad3 ... ok
[INFO] [stdout] test test::test_ad4 ... ok
[INFO] [stdout] test test::test_ad5 ... ok
[INFO] [stdout] test test::test_ad2 ... ok
[INFO] [stdout] test test::test_ad1 ... ok
[INFO] [stdout] test test::test_ad6 ... ok
[INFO] [stdout] test test::test_ad7 ... ok
[INFO] [stdout] test test::test_rosenbrock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reverse
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6d2b5a120494840a529c6ba837fa6f76296c8582f381de5ac7c8be87bf8745a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d2b5a120494840a529c6ba837fa6f76296c8582f381de5ac7c8be87bf8745a", kill_on_drop: false }`
[INFO] [stdout] b6d2b5a120494840a529c6ba837fa6f76296c8582f381de5ac7c8be87bf8745a